Number Theory 2015-16

2015-16, Term 3

Organiser: Marc Masdeu

 April 25 May 2 NO SEMINAR (Bank Holiday) May 9 Peng Xu (Warwick) Local converse problem for $p$-adic $\mathrm{GL}_n(F)$ May 16 Simon Myerson (Oxford) Real and rational systems of forms May 23 Christian Wuthrich (Nottingham) Numerical modular symbols for elliptic curves May 30 NO SEMINAR (Bank Holiday) June 6 Przemyslaw Chojecki (Oxford) Overconvergent modular forms and perfectoid Shimura curves June 13 Daniel Kohen (U. Buenos Aires / IMAS) Some Heegner point constructions June 20 Florian Bouyer (Warwick) On the arithmetic of a family of quartic K3 surfaces June 27 29 Chris Williams (Warwick) Overconvergent modular symbols over number fields

2015-16, Term 2

Organiser: Marc Masdeu

 11 January 2016 Martin Dickson (Warwick) Explicit refinements of Boecherer's conjecture for Siegel modular forms of square-free level 18 January 2016 Tobias Berger (Sheffield) Oddness of residually reducible Galois representations 25 January 2016 Rachel Newton (Reading) The Hasse norm principle for abelian extensions 1 February 2016 Samuele Anni (Warwick) Congruences 8 February 2016 Yiwen Ding (Imperial) Companion points and locally analytic socle for GL2(L) 15 February 2016 Haluk Sengun (Sheffield) Cohomology of arithmetic groups via Noncommutative Geometry 22 February 2016 Xavier Guitart (Barcelona) Fields of definition of elliptic k-curves with CM and Sato-Tate groups of abelian surfaces 29 February 2016 7 March 2016 Thomas Oliver (Bristol) Vanishing Order of Automorphic L-Functions 14 March 2016 Paloma Bengoechea (York) Badly approximable numbers in Twisted Diophantine Approximation

2015-16, Term 1

Organiser: Marc Masdeu

 5 October 2015 Santiago Molina (CRM Barcelona) Anti-cyclotomic p-adic L-functions and the exceptional zero phenomenon 12 October 2015 Robert Kurinczuk (Bristol) Local L-functions, local factors, and their reductions modulo-l 19 October 2015 Fred Diamond (King's College) Serre weights and wild ramification in two-dimensional Galois representations 26 October 2015 James Maynard (Oxford) Polynomials representing primes 2 November 2015 Kevin Buzzard (Imperial College) Pre-adic and adic spaces 9 November 2015 Giovanni Rosso (Cambridge) Eigenvarieties for non-cuspidal Siegel modular forms 16 November 2015 Guhan Venkat (UCL / Warwick) Darmon cycles and the Kohnen-Shintani lifting 23 November 2015 Jennifer Balakrishnan (Oxford) Variations on quadratic Chabauty 30 November 2015 Adam Morgan (Warwick) Parity of Selmer ranks in quadratic extensions 7 December 2015 Alberto Cámara (Nottingham) On the reciprocity law for p-adic Green functions